Cryptology ePrint Archive: BibTeX Citation of Report 2005/279

@misc{cryptoeprint:2005:279,
    author = {Bao Li and  Hongda Li and Guangwu Xu and Haixia Xu},
    title = {Efficient reduction of 1 out of $n$ oblivious transfers in random oracle model},
    howpublished = {Cryptology ePrint Archive, Report 2005/279},
    year = {2005},
    note = {\url{http://eprint.iacr.org/}},
}

You will need the url.sty package (comes with most LaTeX installations) for the last line. Otherwise, remove the \url command.